package com.itheima.mapper;

import com.itheima.pojo.Category;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface CategoryMapper {

    // 新增
    @Insert("insert into category(category_name, category_alias, create_user, create_time, update_time)" +
            "values(#{categoryName}, #{categoryAlias}, #{createUser}, #{createTime}, #{updateTime})" )
    void add(Category category);

    // 查询所有文章分类
    @Select("select * from category where create_user = #{userId}")
    List<Category> list(Integer userId);

    // 根据id查询
    @Select("select * from catagory where id = #{id}")
    Category findById(Integer id);

    // 更新
    @Update("update category set category_name = #{categoryName}, category_alias = #{categoryAlias}, update_time = #{updateTime} where id = #{id}")
    void update(Category category);

}
